Wide Material Selection: Available in Carbon and Alloy steel grades including 10#, 45#, 42CrMo, etc.
Multiple Standards: Complies with GB/T3639, ASTM A519, ASTM A513, EN 10305, DIN2391.
Flexible Customization: OD and thickness customizable from 15-75mm OD and 1-20mm thickness.
Professional Manufacturer: Specialized in steel tubes for over 30 years with 5 production lines.
Quality Certifications: Holds ISO9001, IATF16949, and ISO 14001 certificates.
Third-Party Inspection: Accepts third-party inspection for quality assurance.
Free Sample Offer: Free samples provided; freight covered by customer and refundable later.